maptoflatmap.scala

object convertMapToFlatMap extends App {
  val list = 1 to 10

  var res1 = list map (_ * 2)

  val f = (a: Int) => a * 2
  val unit = (a: Int) => List(a)

  val res2 = list flatMap (f andThen unit)

  println(res1)
  println(res2)
}